Luigi Mangione, the accused UnitedHealthcare CEO killer, could have influenced final month’s lethal assault on NFL headquarters in New York Metropolis, federal prosecutors argued in a brand new courtroom submitting.
By finishing up the assassination-style killing of CEO Brian Thompson final yr on a Midtown Manhattan avenue, Mangione “hoped to normalize the usage of violence,” as a substitute of reasoned dialogue, to attain political targets, prosecutors mentioned. The prosecutors used final month’s mass taking pictures assault on the NFL headquarters in Midtown for example.
Signage for Blackstone is seen as a New York Metropolis Police (NYPD) officer stands exterior the 345 Park Avenue constructing, the scene of final evening’s lethal shootings in Midtown Manhattan in New York on July 29, 2025.
Timothy A. Clary/AFP through Getty Photographs
On July 28, Shane Tamura introduced an assault-style rifle to 345 Park Avenue, not removed from the place Mangione allegedly gunned down Thompson. Tamura shot and killed 4 folks and, like Mangione, left behind writings for investigators to search out. Tamura, in a letter discovered on his physique, blamed the NFL and soccer for inflicting CTE. Tamura performed soccer in highschool, however not past that stage. (
CTE, or power traumatic encephalopathy, is a mind illness linked to repeated hits to the pinnacle, typically seen in army veterans and athletes, together with soccer gamers, hockey gamers and boxers. It may possibly solely be recognized after an individual’s dying.
Mangione allegedly wrote “deny,” “depose” and “delay” on the bullets used to kill Thompson, authorities mentioned. In a pocket book discovered after his arrest, Mangione allegedly wrote in a journal, “The goal is insurance coverage” as a result of “it checks each field.”

Luigi Mangione, accused of fatally taking pictures the UnitedHealthcare CEO Brian Thompson in New York Metropolis and main authorities on a five-day search, seems in courtroom for a listening to, Feb. 21, 2025, in New York.
Steven Hirsch/New York Publish through AP
“The homicide was thus, by the defendant’s personal admission, calculated to resonate past this particular sufferer and to generate scorn, outrage, or worry towards the medical insurance sector extra broadly,” prosecutors mentioned. “Merely put, the defendant hoped to normalize the usage of violence to attain ideological or political targets. Because the homicide, sure quarters of the general public — who overtly determine as acolytes of the defendant — have more and more begun to view violence as an appropriate, and even essential, substitute for reasoned political disagreement.”
The federal government believes Mangione deserves the dying penalty partly as a result of he poses a unbroken hazard by looking for to affect others.
Federal prosecutors elaborated on their reasoning for pursuing capital punishment as they urged a federal choose to disclaim a protection movement that requested for added proof to assist the federal government’s theories.
Prosecutors mentioned Mangione isn’t entitled to extra data at this stage of the case and argued “the defendant is already in possession of the evidentiary assist for the Authorities’s aggravating components and there’s no danger of shock.”
Mangione has pleaded not responsible to Thompson’s Dec. 4 killing. Mangione is accused of taking pictures the CEO a number of occasions utilizing a 9 mm handgun outfitted with a silencer. He was captured in Altoona, Pennsylvania, a number of days later.